Boss DD-3 Digital Delay (s/n 875930, Blue Label, Made in Japan)

Long chip version. 

This compact pedal provides a digital delay effect with outstanding quality equivalent to that of a dedicated rackmount delay unit, all with simple stompbox-style control.

    Compact delay pedal with superb BOSS sound quality
    Provides 3 delay time modes and a Delay Time control for quick adjustment of exact delay time between 12.5ms - 800ms
    Hold function repeats delay sound indefinitely for interesting effects